Answer:
c) <DBE and <EBC
Step-by-step explanation:
This is because when added together, both angles equal 90 degrees.
Complementary angles always equal 90 degrees.
I think the answer is 700 as 700*10=7,000.
Answer:
0.027
Step-by-step explanation:

The answer is A because 500 x 6 equals 3000 and 5000 minus 3000 equals 2000